Piyaorn received an LL.M. in Comparative Law from California Western School of Law, Certificate of Understanding the US. Legal System from University of California San Diego, and LL.B. from Thammasat University. Piyaorn worked with several local and international law firms before joining Hutter & Dhira. She specializes in contractual and regulatory matters in connection with foreign doing business in Thailand, due diligence, corporate and commercial practices, including immigration and all aspects of intellectual property registration and enforcement in Thailand and overseas. Piyaorn also has an extensive range of experience advising on labor, family and property laws and dealing with such various Thai governmental authorities as the Ministry of Commerce, the Ministry of Labor, the Ministry of Health, the Ministry of Foreign Affair, the Bank of Thailand, Land Department and the Board of Investment. Piyaorn is a member of the Lawyers Council of Thailand and the Thai Bar Association. She is also a registered patent agent.